Home / 25,646.77-35,393.46-14,890.84

Finding the Fourth Proportional to 25,646.77, 35,393.46 and 14,890.84

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Solution

The fourth proportional to 25,646.77, 35,393.46 and 14,890.84 is: 20,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.77 : 35,393.46 = 14,890.84 : x
  2. Step 2: Convert to fraction form
    25,646.77/35,393.46 = 14,890.84/x
  3. Step 3: Cross multiply
    25,646.77x = 35,393.46 × 14,890.84
  4. Step 4: Simplify right side
    25,646.77x = 527,038,349.91
  5. Step 5: Solve for x
    x = 527,038,349.91/25,646.77
  6. Step 6: Final answer
    x = 20,549.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.